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144011542 = 2671074713
BaseRepresentation
bin10001001010101…
…11000100010110
3101000222112200211
420211113010112
5243331332132
622142400034
73366035503
oct1045270426
9330875624
10144011542
1174322004
124029001a
1323ab323c
14151aa4aa
15c99a147
hex8957116

144011542 has 8 divisors (see below), whose sum is σ = 219241656. Its totient is φ = 70930992.

The previous prime is 144011537. The next prime is 144011561. The reversal of 144011542 is 245110441.

144011542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537223 + ... + 537490.

It is an arithmetic number, because the mean of its divisors is an integer number (27405207).

Almost surely, 2144011542 is an apocalyptic number.

144011542 is a deficient number, since it is larger than the sum of its proper divisors (75230114).

144011542 is a wasteful number, since it uses less digits than its factorization.

144011542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074782.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 144011542 is about 12000.4809070304. The cubic root of 144011542 is about 524.1622824478.

Adding to 144011542 its reverse (245110441), we get a palindrome (389121983).

The spelling of 144011542 in words is "one hundred forty-four million, eleven thousand, five hundred forty-two".

Divisors: 1 2 67 134 1074713 2149426 72005771 144011542